package system;

import datacontrol.DAO;
import java.io.IOException;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import util.Toolkit;

/**
 * 
 * 
 * @author Joeri
 */
public class VoorkeurInsert extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        if (!Toolkit.checkLogin(request)) {
            // Ogenschijnlijk is de gebruiker niet ingelogd
            response.sendRedirect("EnqueteOphaler");
            return;
        }
        ArrayList<HashMap<String, String>> result = new ArrayList<HashMap<String, String>>();
        ArrayList id = new ArrayList();

        int userid;
        try {
            result = DAO.selectQuery("SELECT rowid,* FROM Enquete");
        } catch (SQLException ex) {
            Logger.getLogger(CheckEnquete.class.getName()).log(Level.SEVERE, null, ex);
        }
        userid = Integer.parseInt(request.getSession().getAttribute("userId").toString());
        for (int i = 1; i <= result.size(); i++) {

            try {
                String EnqueteId = request.getParameter("keuzegebruiker" + i).toString();
                DAO.executeUpdate("INSERT INTO EnqueteVanGebruiker (Gebruiker_idGebruiker,Enquete_idEnquete) VALUES ( '" + userid + "','" + EnqueteId + "' )");
            } catch (SQLException ex) {
                Logger.getLogger(CheckEnquete.class.getName()).log(Level.SEVERE, "SQL EXCEPTION:::", ex);
            } catch (NullPointerException e) {
                Logger.getLogger(CheckEnquete.class.getName()).log(Level.SEVERE, "nullpointer:::", e);
            }
        }
        request.setAttribute("toevoegengelukt", "het toevoegen van de enquete is gelukt!");
        getServletContext().getRequestDispatcher("/checkenquete").forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
